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Old 07-02-2013, 11:36 PM   #1
Irishbleueyes
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GMC ALL 4 Headlights

How do we make all four headlights come on when you hit the brights??
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Old 07-03-2013, 12:43 AM   #2
jayoldschool
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Re: GMC ALL 4 Headlights

A relay harness.
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Old 07-03-2013, 03:12 AM   #3
markeb01
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Re: GMC ALL 4 Headlights

The first post on the following thread shows how to make a jumper harness to keep the low beam lamps at full power when the bright lights are selected. There's also a link to the same jumper from Ron Francis, if you don't happen to have the parts to make your own:

http://67-72chevytrucks.com/vboard/s...d.php?t=387693
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Old 07-03-2013, 10:32 AM   #4
Irishbleueyes
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Re: GMC ALL 4 Headlights

Quote:
Originally Posted by markeb01 View Post
The first post on the following thread shows how to make a jumper harness to keep the low beam lamps at full power when the bright lights are selected. There's also a link to the same jumper from Ron Francis, if you don't happen to have the parts to make your own:

http://67-72chevytrucks.com/vboard/s...d.php?t=387693
Thank you Markeb, I think I'll order the jumper wire..
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